Finding the Fourth Proportional to 2,065.49, 3,092.76 and 1,089.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,065.49 : 3,092.76 = 1,089.54 : x
2. Step 2: Convert to fraction form
   2,065.49/3,092.76 = 1,089.54/x
3. Step 3: Cross multiply
   2,065.49x = 3,092.76 × 1,089.54
4. Step 4: Simplify right side
   2,065.49x = 3,369,685.73
5. Step 5: Solve for x
   x = 3,369,685.73/2,065.49
6. Step 6: Final answer
   x = 1,631.42